NB/T 47065.1  支座 BⅡ 2489595650 sF@AFF@PFFt Std9@4597Fs0B)--6Fh40SJ00F@RFch60@RF@4 Rch44060f RF S

BII 2489595650 sF@AFF@PFFt Std9@4597Fs0B)--6Fh40SJ00F@RFch60@RF@4 Rch44060f RF S

wn25(a)-40g b=4/�rf

WN 250-150 RF Sch40S4

pl350b-10rf140

BL25-300rf002@5-5-2

BⅡ2870

PL100(B)-16 RF395

SO400(B)-300RF/

WN80(B)-16 RF48108

47065.4 A2238409�0-150 RF5